Forces
A force is a ...
Push or Pull
There are 3 types of matter, name them ..
Solids, Liquids and Gas
Can solid items change its shape?
No, solid items have a definite shape.
Can liquid items change its shape?
Yes, liquids have an indefinite shape. It can take up the shape of whatever container its in.
Can gas items change its shape?
Yes, it takes the complete shape of whatever its in. Gases are indefinite in shape.
Forces can either be moving or not moving, these forces are called ..
Balance or Unbalanced Forces
True or False:
Matter can change form (for ex; solid to liquid)
True
When the temperature decreases on a liquid object it turns into a ..
Solid
When the temperature increases on a solid object it turns into a ...
Liquid
When the temperature increases on a liquid object it turns into a ..
Gas
The force that pulls things toward the center of the earth (the ground) is called ..
Gravity
What are chemical reactions?
When one or more substance is combined and creates 1 or more new substances.
True or False:
Salt is a solid
True!
True or False:
You cannot use a beaker to measure water.
False
True or False:
Balloon has gas inside it.
True!
A force that attracts or repels specific objects made of steel or, iron is called ...
Magnetic Force
What is a tool you can use to measure solid or liquid items?
Scale
Draw something that is solid and label it.
???
The molecules in a liquid are
3. closer than in gases but further apart than in solids.
Molecules in gas are
2. far apart
The force that pushes in the opposite direction of something, causing it to slow down because of the type of surface its on is called...
Friction
True or False:
Solids, liquids and Gases takes up space and has mass.
True
The process by which a liquid changes into a solid is called .
4. solidification
The process by which a liquid changes to a gas is called .
2. evaporation
When a gas changes to a liquid it is called .
1. condensation